"Ghost Adventures" star Zak Bagans is through dealing with Satan and his minions ... now they're someone else's problem.
Bagans survived 20 months of a dead housing market, and finally unloaded the house he claims has been possessed ever since he brought home a human skull (for research, of course).
Not shockingly ... that claim didn't really help move the house any faster.
Waiting out the demon paid off -- we're told Bagans got $445,000 for the house ... an $85K profit.
As for the new owner, we have a recommendation for a cleaning lady ...